Example usage for java.awt.geom GeneralPath lineTo

List of usage examples for java.awt.geom GeneralPath lineTo

Introduction

In this page you can find the example usage for java.awt.geom GeneralPath lineTo.

Prototype

public abstract void lineTo(double x, double y);

Source Link

Document

Adds a point to the path by drawing a straight line from the current coordinates to the new specified coordinates specified in double precision.

Usage

From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

/**<!====== drawItem ======================================================>
   Draws a 3D bar to represent one data item.
   <!      Name       Description>
   @param  g2         the graphics device.
   @param  state      the renderer state.
   @param  dataArea   the area for plotting the data.
   @param  plot       the plot./* w  ww .  ja va  2s.c o m*/
   @param  domainAxis the domain axis.
   @param  rangeAxis  the range axis.
   @param  dataset    the dataset.
   @param  row        the row index (zero-based).
   @param  column     the column index (zero-based).
   @param  pass       the pass index.
<!=======================================================================>*/
@Override
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) {

    // check the value we are plotting...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;
    }

    g2.setStroke(new BasicStroke(1));
    double value = dataValue.doubleValue();

    Rectangle2D adjusted = new Rectangle2D.Double(dataArea.getX(), dataArea.getY() + getYOffset(),
            dataArea.getWidth() - getXOffset(), dataArea.getHeight() - getYOffset());

    PlotOrientation orientation = plot.getOrientation();

    double barW0 = calculateBarW0(plot, orientation, adjusted, domainAxis, state, row, column);
    double[] barL0L1 = calculateBarL0L1(value);
    if (barL0L1 == null) {
        return; // the bar is not visible
    }

    RectangleEdge edge = plot.getRangeAxisEdge();
    double transL0 = rangeAxis.valueToJava2D(barL0L1[0], adjusted, edge);
    double transL1 = rangeAxis.valueToJava2D(barL0L1[1], adjusted, edge);
    double barL0 = Math.min(transL0, transL1);
    double barLength = Math.abs(transL1 - transL0);

    // draw the bar...
    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(barL0, barW0, barLength, state.getBarWidth());
    } else {
        bar = new Rectangle2D.Double(barW0, barL0, state.getBarWidth(), barLength);
    }
    Paint itemPaint = getItemPaint(row, column);
    if (itemPaint instanceof Color) {
        Color endColor = getFrontDark((Color) itemPaint);
        Color startColor = (Color) itemPaint;
        Paint paint = new GradientPaint((float) bar.getX(), (float) bar.getY(), startColor,
                (float) (bar.getX()), (float) (bar.getY() + bar.getHeight()), endColor);
        g2.setPaint(paint);
    }
    g2.fill(bar);

    double x0 = bar.getMinX(); // left
    double x1 = x0 + getXOffset(); // offset left
    double x2 = bar.getMaxX(); // right
    double x3 = x2 + getXOffset(); // offset right

    double y0 = bar.getMinY() - getYOffset(); // offset top
    double y1 = bar.getMinY(); // bar top
    double y2 = bar.getMaxY() - getYOffset(); // offset bottom
    double y3 = bar.getMaxY(); // bottom

    //Rectangle2D.Double line = new Rectangle2D.Double(x2, y1, 2, bar.getHeight());

    Line2D.Double line = new Line2D.Double(x2, y1, x2, y3);
    g2.draw(line);

    GeneralPath bar3dRight = null;
    GeneralPath bar3dTop = null;
    g2.setPaint(itemPaint);

    // Draw the right side
    if (barLength > 0.0) {
        bar3dRight = new GeneralPath();
        bar3dRight.moveTo((float) x2, (float) y3);
        bar3dRight.lineTo((float) x2, (float) y1);
        bar3dRight.lineTo((float) x3, (float) y0);
        bar3dRight.lineTo((float) x3, (float) y2);
        bar3dRight.closePath();

        if (itemPaint instanceof Color) {
            Color startColor = getSideLight((Color) itemPaint);
            Color endColor = getSideDark((Color) itemPaint);
            Paint paint = new GradientPaint((float) x3, (float) y0, startColor, (float) x2, (float) y3,
                    endColor);
            g2.setPaint(paint);
        }
        g2.fill(bar3dRight);
    }

    // Draw the top
    bar3dTop = new GeneralPath();
    bar3dTop.moveTo((float) x0, (float) y1); // bottom left
    bar3dTop.lineTo((float) x1, (float) y0); // top left
    bar3dTop.lineTo((float) x3, (float) y0); // top right
    bar3dTop.lineTo((float) x2, (float) y1); // bottom right
    bar3dTop.closePath();
    if (itemPaint instanceof Color) {
        Color endColor = getTopDark((Color) itemPaint);
        Color startColor = getTopLight((Color) itemPaint);
        //Paint paint = new GradientPaint((float)x2, (float)y0, startColor, (float)x0, (float)(y1), endColor);
        Point2D.Double topRight = new Point2D.Double(x3, y0);
        Point2D.Double bottomLeft = new Point2D.Double(x0, y1);
        //Point2D.Double darkEnd = getTargetPoint(bottomLeft, topRight, ((y0-y1)/(x3-x2)));
        Point2D.Double darkEnd = new Point2D.Double(x1, y0 - (x3 - x1) * ((y0 - y1) / (x3 - x2)));
        Paint paint = new GradientPaint((float) topRight.getX(), (float) topRight.getY(), startColor,
                (float) darkEnd.getX(), (float) darkEnd.getY(), endColor);
        g2.setPaint(paint);
        //drawMarker(topRight, g2, startColor);
    }
    g2.fill(bar3dTop);
    g2.setPaint(itemPaint);

    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        g2.setStroke(getItemOutlineStroke(row, column));
        g2.setPaint(getItemOutlinePaint(row, column));
        g2.draw(bar);
        if (bar3dRight != null) {
            g2.draw(bar3dRight);
        }
        if (bar3dTop != null) {
            g2.draw(bar3dTop);
        }
    }

    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, (value < 0.0));
    }

    // add an item entity, if this information is being collected
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        GeneralPath barOutline = new GeneralPath();
        barOutline.moveTo((float) x0, (float) y3);
        barOutline.lineTo((float) x0, (float) y1);
        barOutline.lineTo((float) x1, (float) y0);
        barOutline.lineTo((float) x3, (float) y0);
        barOutline.lineTo((float) x3, (float) y2);
        barOutline.lineTo((float) x2, (float) y3);
        barOutline.closePath();
        addItemEntity(entities, dataset, row, column, barOutline);
    }

}

From source file:org.operamasks.faces.render.graph.XYCurveAndShapeRenderer.java

/**
 * Draws the item (first pass). This method draws the lines
 * connecting the items. Instead of drawing separate lines,
 * a GeneralPath is constructed and drawn at the end of
 * the series painting./*  w  ww .  java  2  s  .  co m*/
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param plot  the plot (can be used to obtain standard color information
 *              etc).
 * @param dataset  the dataset.
 * @param pass  the pass.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataArea  the area within which the data is being drawn.
 */
protected void drawPrimaryLineAsPath(XYItemRendererState state, Graphics2D g2, XYPlot plot, XYDataset dataset,
        int pass, int series, int item, ValueAxis domainAxis, ValueAxis rangeAxis, Rectangle2D dataArea) {

    if (item != 0) {
        return;
    }

    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    PlotOrientation orientation = plot.getOrientation();

    int itemCount = dataset.getItemCount(series);
    double[][] points = new double[itemCount][2];
    int count = 0;

    for (int i = 0; i < itemCount; i++) {
        double x = dataset.getXValue(series, i);
        double y = dataset.getYValue(series, i);
        double transX = domainAxis.valueToJava2D(x, dataArea, xAxisLocation);
        double transY = rangeAxis.valueToJava2D(y, dataArea, yAxisLocation);
        if (!Double.isNaN(transX) && !Double.isNaN(transY)) {
            points[count][0] = transX;
            points[count][1] = transY;
            count++;
        }
    }

    if (count < 2) {
        return;
    }

    // sort points according to x axis
    Arrays.sort(points, new Comparator<double[]>() {
        public int compare(double[] a, double[] b) {
            return a[0] > b[0] ? 1 : a[0] < b[0] ? -1 : 0;
        }
    });

    // draw curve
    CubicSplineFunction2D f = new CubicSplineFunction2D(points, count);
    GeneralPath path = new GeneralPath();

    double startX = points[0][0];
    double startY = points[0][1];
    double endX = points[count - 1][0];
    double endY = points[count - 1][1];
    double yz = rangeAxis.valueToJava2D(0.0, dataArea, yAxisLocation);

    if (orientation == PlotOrientation.HORIZONTAL) {
        if (drawArea) {
            path.moveTo((float) yz, (float) startX);
            path.lineTo((float) startY, (float) startX);
            for (double x = Math.floor(startX) + 1.0; x < endX; x += 1.0) {
                path.lineTo((float) f.getValue(x), (float) x);
            }
            path.lineTo((float) endY, (float) endX);
            path.lineTo((float) yz, (float) endX);
            path.closePath();
        } else {
            path.moveTo((float) startY, (float) startX);
            for (double x = Math.floor(startX) + 1.0; x < endX; x += 1.0) {
                path.lineTo((float) f.getValue(x), (float) x);
            }
            path.lineTo((float) endY, (float) endX);
        }
    } else {
        if (drawArea) {
            path.moveTo((float) startX, (float) yz);
            path.lineTo((float) startX, (float) startY);
            for (double x = Math.floor(startX) + 1.0; x < endX; x += 1.0) {
                path.lineTo((float) x, (float) f.getValue(x));
            }
            path.lineTo((float) endX, (float) endY);
            path.lineTo((float) endX, (float) yz);
            path.closePath();
        } else {
            path.moveTo((float) startX, (float) startY);
            for (double x = Math.floor(startX) + 1.0; x < endX; x += 1.0) {
                path.lineTo((float) x, (float) f.getValue(x));
            }
            path.lineTo((float) endX, (float) endY);
        }
    }

    Paint paint = getItemPaint(series, item);
    Stroke stroke = getItemStroke(series, item);

    if (drawArea) {
        g2.setPaint(paint);
        g2.fill(path);

        // create paint for outline
        if (paint instanceof Color) {
            paint = ((Color) paint).darker();
        } else if (paint instanceof GradientPaint) {
            paint = ((GradientPaint) paint).getColor1().darker();
        }
    }

    g2.setPaint(paint);
    g2.setStroke(stroke);
    g2.draw(path);
}

From source file:gov.nih.nci.ispy.ui.graphing.chart.plot.ISPYPrincipalComponentAnalysisPlot.java

/**
 * This chart uses the XYAnnotation as a glyph to represent
 * a single pca data point. Glyph shape is determined by survival time.
 * Survival of more than 10 months is represented by a circle. 10 months or less
 * is represented by a square. Component1 values are represented by X 
 * Component2 values are represented by Y
 *///  www .jav a 2 s  .c  o m
private void createGlyphsAndAddToPlot(XYPlot plot, double glyphScaleFactor) {
    XYShapeAnnotation glyph;
    Shape glyphShape = null;
    Color glyphColor;

    double glyphSize = 8.0; //pixels

    double glyphIncrement = (glyphSize * glyphScaleFactor) / 2.0;
    float gi = (float) glyphIncrement;

    ISPYPCADataPoint pcaPoint;
    double x, y;
    for (Iterator i = dataPoints.iterator(); i.hasNext();) {
        pcaPoint = (ISPYPCADataPoint) i.next();

        x = pcaPoint.getComponentValue(component1);
        y = pcaPoint.getComponentValue(component2);

        Double mriPctChange = pcaPoint.getTumorMRIpctChange();

        if (mriPctChange == null) {
            //data is missing
            Rectangle2D.Double rect = new Rectangle2D.Double();
            //rect.setFrameFromCenter(x,y, x+1.25,y+1.25);
            rect.setFrameFromCenter(x, y, x + glyphIncrement, y + glyphIncrement);
            glyphShape = rect;
        } else if (mriPctChange <= -30.0) {

            //tumor shrank by more than 30% (down arrow)
            GeneralPath gp = new GeneralPath();
            float xf = (float) x;
            float yf = (float) y;

            //make a triangle
            gp.moveTo(xf, yf);
            gp.lineTo(xf - gi, yf + gi);
            gp.lineTo(xf + gi, yf + gi);
            gp.closePath();
            glyphShape = gp;
        } else if (mriPctChange > 0.0) {
            //tumor size increased (up arrow)

            GeneralPath gp = new GeneralPath();
            float xf = (float) x;
            float yf = (float) y;
            //make a triangle
            gp.moveTo(xf, yf);
            gp.lineTo(xf + gi, yf - gi);
            gp.lineTo(xf - gi, yf - gi);
            gp.closePath();
            glyphShape = gp;

            //         Ellipse2D.Double circle = new Ellipse2D.Double();
            //         circle.setFrameFromCenter(x,y, x+2, y+2);

        } else if ((mriPctChange > -30.0) && (mriPctChange <= 0.0)) {
            //no change or reduction in tumor size but less than 30% reduction
            Ellipse2D.Double circle = new Ellipse2D.Double();
            //circle.setFrameFromCenter(x,y,x+1.25,y+1.25);
            circle.setFrameFromCenter(x, y, x + gi, y + gi);
            glyphShape = circle;

        }

        glyphColor = getColorForDataPoint(pcaPoint);
        glyph = new XYShapeAnnotation(glyphShape, new BasicStroke(1.0f), Color.BLACK, glyphColor);

        String tooltip = pcaPoint.toString();

        glyph.setToolTipText(tooltip);
        plot.addAnnotation(glyph);
    }

}

From source file:gov.nih.nci.caintegrator.ui.graphing.chart.plot.PrincipalComponentAnalysisPlot.java

/**
 * Build the legend//  ww w.  j  a va  2 s. c  om
 *
 */
protected void buildLegend() {

    LegendTitle legend = pcaChart.getLegend();
    LegendItemSource[] sources = new LegendItemSource[1];
    PcaLegendItemSource legendSrc = new PcaLegendItemSource();
    LegendItem item = null;

    //Rect=survival less than 10 months
    item = new LegendItem("Survival less than 10 months", null, null, null, new Rectangle2D.Double(0, 0, 8, 8),
            Color.BLACK);
    legendSrc.addLegendItem(item);

    //Circle=survival 10 months or more
    item = new LegendItem("Survival over 10 months", null, null, null, new Ellipse2D.Double(0, 0, 8, 8),
            Color.BLACK);
    legendSrc.addLegendItem(item);

    //Triangle if data if survival data is missing
    GeneralPath triangle = new GeneralPath();
    //     triangle.moveTo(1.0f,0.0f);
    //     triangle.moveTo(0.0f,1.0f);
    //     triangle.moveTo(1.0f,1.0f);
    triangle.moveTo(0.0f, -4.0f);
    triangle.lineTo(4.0f, 4.0f);
    triangle.lineTo(-4.0f, 4.0f);
    triangle.closePath();
    //triangle.closePath();
    item = new LegendItem("Survival Unknown", null, null, null, triangle, Color.BLACK);
    legendSrc.addLegendItem(item);

    //Diamond=survival N/A, for non_tumor/normal
    Shape r = new Rectangle2D.Double(0, 0, 8, 8);
    Shape d = ShapeUtilities.rotateShape(r, new Double(0.785398163), new Float(0), new Float(0));
    item = new LegendItem("Survival N/A", null, null, null, d, Color.BLACK);
    legendSrc.addLegendItem(item);

    if (colorBy == PCAcolorByType.Disease) {
        //go through the disease color map and add legend items
        String diseaseName = null;
        Color diseaseColor = null;
        DiseaseType[] diseases = DiseaseType.values();
        for (int i = 0; i < diseases.length; i++) {
            diseaseName = diseases[i].name();
            if (diseases[i].equals(DiseaseType.UNCLASSIFIED)) {
                continue; //remove unclassified from the legend
            }
            diseaseColor = diseases[i].getColor();
            item = new LegendItem(diseaseName, null, null, null, new Line2D.Double(0, 0, 6, 6),
                    new BasicStroke(3.0f), diseaseColor);
            //item = new LegendItem(diseaseName, null, null, null, new Rectangle2D.Double(0,0,6,6), diseaseColor);
            legendSrc.addLegendItem(item);
        }
        //      item = new LegendItem("Unknown", null, null, null, new Line2D.Double(0,0,6,6), new BasicStroke(3.0f), Color.GRAY);
        //      legendSrc.addLegendItem(item);
    } else if (colorBy == PCAcolorByType.Gender) {
        String genderName = null;
        Color genderColor = null;
        GenderType[] genderTypes = GenderType.values();
        for (int i = 0; i < genderTypes.length; i++) {
            genderName = genderTypes[i].toString();
            genderColor = genderTypes[i].getColor();
            item = new LegendItem(genderName, null, null, null, new Line2D.Double(0, 0, 6, 6),
                    new BasicStroke(3.0f), genderColor);
            legendSrc.addLegendItem(item);
        }
        //        item = new LegendItem("Male", null, null, null, new Line2D.Double(0,0,6,6), new BasicStroke(3.0f), Color.BLUE);
        //        legendSrc.addLegendItem(item);
        //        item = new LegendItem("Female", null, null, null, new Line2D.Double(0,0,6,6), new BasicStroke(3.0f), Color.PINK);
        //        legendSrc.addLegendItem(item);
        //        item = new LegendItem("Unknown", null, null, null, new Line2D.Double(0,0,6,6), new BasicStroke(3.0f),Color.GRAY);
        //        legendSrc.addLegendItem(item);
    }

    sources[0] = legendSrc;
    legend.setSources(sources);
}

From source file:org.trade.ui.chart.renderer.PivotRenderer.java

/**
 * Draws the annotation./*from ww  w .ja  va2s  . com*/
 * 
 * @param g2
 *            the graphics device.
 * @param plot
 *            the plot.
 * @param dataArea
 *            the data area.
 * @param domainAxis
 *            the domain axis.
 * @param rangeAxis
 *            the range axis.
 * @param rendererIndex
 *            the renderer index.
 * @param info
 *            the plot rendering info.
 * @param angle
 *            double
 * @param x
 *            double
 * @param y
 *            double
 * @param ledgend
 *            String
 */
public void drawPivotArrow(Graphics2D g2, XYPlot plot, Rectangle2D dataArea, ValueAxis domainAxis,
        ValueAxis rangeAxis, int rendererIndex, PlotRenderingInfo info, double angle, double x, double y,
        String ledgend) {

    double tipRadius = DEFAULT_TIP_RADIUS;
    double baseRadius = DEFAULT_BASE_RADIUS;
    double arrowLength = DEFAULT_ARROW_LENGTH;
    double arrowWidth = DEFAULT_ARROW_WIDTH;
    double labelOffset = DEFAULT_LABEL_OFFSET;
    Font font = DEFAULT_FONT;
    Paint paint = DEFAULT_PAINT;
    boolean outlineVisible = false;
    Paint outlinePaint = Color.black;
    Stroke outlineStroke = new BasicStroke(0.5f);

    TextAnchor textAnchor = DEFAULT_TEXT_ANCHOR;
    TextAnchor rotationAnchor = DEFAULT_ROTATION_ANCHOR;
    double rotationAngle = DEFAULT_ROTATION_ANGLE;

    Stroke arrowStroke = new BasicStroke(1.0f);
    Paint arrowPaint = Color.black;

    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(plot.getRangeAxisLocation(), orientation);
    double j2DX = domainAxis.valueToJava2D(x, dataArea, domainEdge);
    double j2DY = rangeAxis.valueToJava2D(y, dataArea, rangeEdge);
    if (orientation == PlotOrientation.HORIZONTAL) {
        double temp = j2DX;
        j2DX = j2DY;
        j2DY = temp;
    }
    double startX = j2DX + (Math.cos(angle) * baseRadius);
    double startY = j2DY + (Math.sin(angle) * baseRadius);

    double endX = j2DX + (Math.cos(angle) * tipRadius);
    double endY = j2DY + (Math.sin(angle) * tipRadius);

    double arrowBaseX = endX + (Math.cos(angle) * arrowLength);
    double arrowBaseY = endY + (Math.sin(angle) * arrowLength);

    double arrowLeftX = arrowBaseX + (Math.cos(angle + (Math.PI / 2.0)) * arrowWidth);
    double arrowLeftY = arrowBaseY + (Math.sin(angle + (Math.PI / 2.0)) * arrowWidth);

    double arrowRightX = arrowBaseX - (Math.cos(angle + (Math.PI / 2.0)) * arrowWidth);
    double arrowRightY = arrowBaseY - (Math.sin(angle + (Math.PI / 2.0)) * arrowWidth);

    GeneralPath arrow = new GeneralPath();
    arrow.moveTo((float) endX, (float) endY);
    arrow.lineTo((float) arrowLeftX, (float) arrowLeftY);
    arrow.lineTo((float) arrowRightX, (float) arrowRightY);
    arrow.closePath();

    g2.setStroke(arrowStroke);
    g2.setPaint(arrowPaint);
    Line2D line = new Line2D.Double(startX, startY, endX, endY);
    g2.draw(line);
    g2.fill(arrow);

    // draw the label
    double labelX = j2DX + (Math.cos(angle) * (baseRadius + labelOffset));
    double labelY = j2DY + (Math.sin(angle) * (baseRadius + labelOffset));
    g2.setFont(font);
    Shape hotspot = TextUtilities.calculateRotatedStringBounds(ledgend, g2, (float) labelX, (float) labelY,
            textAnchor, rotationAngle, rotationAnchor);
    g2.setPaint(paint);
    TextUtilities.drawRotatedString(ledgend, g2, (float) labelX, (float) labelY, textAnchor, rotationAngle,
            rotationAnchor);
    if (outlineVisible) {
        g2.setStroke(outlineStroke);
        g2.setPaint(outlinePaint);
        g2.draw(hotspot);
    }

    // String toolTip = getToolTipText();
    // String url = getURL();
    // if (toolTip != null || url != null) {
    // addEntity(info, hotspot, rendererIndex, toolTip, url);
    // }

}

From source file:longMethod.jfreechart.draw.XYPolygonAnnotation.java

/**
 * Draws the annotation.  This method is usually called by the
 * {@link XYPlot} class, you shouldn't need to call it directly.
 *
 * @param g2  the graphics device.// ww  w .ja va  2 s.c  o  m
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  the plot rendering info.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea, ValueAxis domainAxis, ValueAxis rangeAxis,
        int rendererIndex, PlotRenderingInfo info) {

    // if we don't have at least 2 (x, y) coordinates, just return
    if (this.polygon.length < 4) {
        return;
    }
    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(plot.getRangeAxisLocation(), orientation);

    GeneralPath area = new GeneralPath();
    double x = domainAxis.valueToJava2D(this.polygon[0], dataArea, domainEdge);
    double y = rangeAxis.valueToJava2D(this.polygon[1], dataArea, rangeEdge);
    if (orientation == PlotOrientation.HORIZONTAL) {
        area.moveTo((float) y, (float) x);
        for (int i = 2; i < this.polygon.length; i += 2) {
            x = domainAxis.valueToJava2D(this.polygon[i], dataArea, domainEdge);
            y = rangeAxis.valueToJava2D(this.polygon[i + 1], dataArea, rangeEdge);
            area.lineTo((float) y, (float) x);
        }
        area.closePath();
    } else if (orientation == PlotOrientation.VERTICAL) {
        area.moveTo((float) x, (float) y);
        for (int i = 2; i < this.polygon.length; i += 2) {
            x = domainAxis.valueToJava2D(this.polygon[i], dataArea, domainEdge);
            y = rangeAxis.valueToJava2D(this.polygon[i + 1], dataArea, rangeEdge);
            area.lineTo((float) x, (float) y);
        }
        area.closePath();
    }

    if (this.fillPaint != null) {
        g2.setPaint(this.fillPaint);
        g2.fill(area);
    }

    if (this.stroke != null && this.outlinePaint != null) {
        g2.setPaint(this.outlinePaint);
        g2.setStroke(this.stroke);
        g2.draw(area);
    }
    addEntity(info, area, rendererIndex, getToolTipText(), getURL());

}

From source file:com.cburch.draw.shapes.Poly.java

private GeneralPath getPath() {
    GeneralPath p = path;
    if (p == null) {
        p = new GeneralPath();
        Handle[] hs = handles;/* w  ww  . ja va 2s  .c  o  m*/
        if (hs.length > 0) {
            boolean first = true;
            for (Handle h : hs) {
                if (first) {
                    p.moveTo(h.getX(), h.getY());
                    first = false;
                } else {
                    p.lineTo(h.getX(), h.getY());
                }
            }
        }
        path = p;
    }
    return p;
}

From source file:CustomStrokes.java

public Shape createStrokedShape(Shape shape) {
    GeneralPath newshape = new GeneralPath(); // Start with an empty shape

    // Iterate through the specified shape, perturb its coordinates, and
    // use them to build up the new shape.
    float[] coords = new float[6];
    for (PathIterator i = shape.getPathIterator(null); !i.isDone(); i.next()) {
        int type = i.currentSegment(coords);
        switch (type) {
        case PathIterator.SEG_MOVETO:
            perturb(coords, 2);/*from  w  w  w . j  a v a  2  s .  c  o m*/
            newshape.moveTo(coords[0], coords[1]);
            break;
        case PathIterator.SEG_LINETO:
            perturb(coords, 2);
            newshape.lineTo(coords[0], coords[1]);
            break;
        case PathIterator.SEG_QUADTO:
            perturb(coords, 4);
            newshape.quadTo(coords[0], coords[1], coords[2], coords[3]);
            break;
        case PathIterator.SEG_CUBICTO:
            perturb(coords, 6);
            newshape.curveTo(coords[0], coords[1], coords[2], coords[3], coords[4], coords[5]);
            break;
        case PathIterator.SEG_CLOSE:
            newshape.closePath();
            break;
        }
    }

    // Finally, stroke the perturbed shape and return the result
    return stroke.createStrokedShape(newshape);
}

From source file:com.igormaznitsa.mindmap.swing.panel.MindMapPanel.java

private static void drawArrowToDestination(final Graphics2D gfx, final Rectangle2D start,
        final Rectangle2D destination, final Stroke lineStroke, final Stroke arrowStroke,
        final float arrowSize) {

    final double startx = start.getCenterX();
    final double starty = start.getCenterY();

    final Point2D arrowPoint = Utils.findRectEdgeIntersection(destination, startx, starty);

    if (arrowPoint != null) {
        gfx.setStroke(arrowStroke);//w  w  w.java2s. c  o m

        double angle = findLineAngle(arrowPoint.getX(), arrowPoint.getY(), startx, starty);

        final double arrowAngle = Math.PI / 12.0d;

        final double x1 = arrowSize * Math.cos(angle - arrowAngle);
        final double y1 = arrowSize * Math.sin(angle - arrowAngle);
        final double x2 = arrowSize * Math.cos(angle + arrowAngle);
        final double y2 = arrowSize * Math.sin(angle + arrowAngle);

        final double cx = (arrowSize / 2.0f) * Math.cos(angle);
        final double cy = (arrowSize / 2.0f) * Math.sin(angle);

        final GeneralPath polygon = new GeneralPath();
        polygon.moveTo(arrowPoint.getX(), arrowPoint.getY());
        polygon.lineTo(arrowPoint.getX() + x1, arrowPoint.getY() + y1);
        polygon.lineTo(arrowPoint.getX() + x2, arrowPoint.getY() + y2);
        polygon.closePath();
        gfx.fill(polygon);

        gfx.setStroke(lineStroke);
        gfx.drawLine((int) startx, (int) starty, (int) (arrowPoint.getX() + cx),
                (int) (arrowPoint.getY() + cy));
    }
}

From source file:gov.nih.nci.ispy.ui.graphing.chart.plot.ISPYCorrelationScatterPlot.java

private void buildLegend() {
    LegendTitle legend = corrChart.getLegend();
    LegendItemSource[] sources = new LegendItemSource[1];
    CorrLegendItemSource legendSrc = new CorrLegendItemSource();
    LegendItem item = null;//from w  ww  . j  av  a 2s .  com

    //Rect=survival less than 10 months

    GeneralPath downtriangle = new GeneralPath();
    downtriangle.moveTo(-4.0f, -4.0f);
    downtriangle.lineTo(4.0f, -4.0f);
    downtriangle.lineTo(0.0f, 4.0f);
    downtriangle.closePath();
    item = new LegendItem("Tumor size reduced by 30% or more (MRI)", null, null, null, downtriangle,
            Color.BLACK);
    legendSrc.addLegendItem(item);

    item = new LegendItem("Tumor size reduced less than 30% or no change (MRI)", null, null, null,
            new Ellipse2D.Double(0, 0, 8, 8), Color.BLACK);
    legendSrc.addLegendItem(item);

    GeneralPath uptriangle = new GeneralPath();
    uptriangle.moveTo(0.0f, -4.0f);
    uptriangle.lineTo(4.0f, 4.0f);
    uptriangle.lineTo(-4.0f, 4.0f);
    uptriangle.closePath();
    item = new LegendItem("Tumor size increased (MRI)", null, null, null, uptriangle, Color.BLACK);
    legendSrc.addLegendItem(item);

    item = new LegendItem("Tumor size change N/A", null, null, null, new Rectangle2D.Double(0, 0, 8, 8),
            Color.BLACK);
    legendSrc.addLegendItem(item);

    if (colorBy == ColorByType.CLINICALRESPONSE) {

        for (ClinicalResponseType cr : ClinicalResponseType.values()) {
            item = new LegendItem(cr.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                    new BasicStroke(3.0f), cr.getColor());
            legendSrc.addLegendItem(item);
        }

    } else if (colorBy == ColorByType.DISEASESTAGE) {

        for (ClinicalStageType ds : ClinicalStageType.values()) {
            if (!ds.name().endsWith("ALL")) {
                item = new LegendItem(ds.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ds.getColor());
                legendSrc.addLegendItem(item);
            }
        }
    } else if (colorBy == ColorByType.TIMEPOINT) {
        for (TimepointType tp : TimepointType.values()) {
            item = new LegendItem(tp.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                    new BasicStroke(3.0f), tp.getColor());
            legendSrc.addLegendItem(item);
        }
    } else if ((colorBy == ColorByType.IHC_EXPRESSION_X) || (colorBy == ColorByType.IHC_EXPRESSION_Y)) {
        //         for (CorrScatterColorByIHCType ihcType : CorrScatterColorByIHCType.values()) {
        //          item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0,0,6,6), new BasicStroke(3.0f), ihcType.getColor());
        //         legendSrc.addLegendItem(item);  
        //         }
        if (ihcBiomarkerType == IHCBiomarkerType.BCL2) {
            for (BCL2ihcType ihcType : BCL2ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.EGFR) {
            for (EGFRihcType ihcType : EGFRihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.FAK) {
            for (FAKihcType ihcType : FAKihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.HER2) {
            for (HER2ihcType ihcType : HER2ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.KI67) {
            for (Ki67ihcType ihcType : Ki67ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.P27) {
            for (P27ihcType ihcType : P27ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.P53) {
            for (P53ihcType ihcType : P53ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        } else if (ihcBiomarkerType == IHCBiomarkerType.CYCLIN_D1) {
            for (CCND1ihcType ihcType : CCND1ihcType.values()) {
                item = new LegendItem(ihcType.toString(), null, null, null, new Line2D.Double(0, 0, 6, 6),
                        new BasicStroke(3.0f), ihcType.getColor());
                legendSrc.addLegendItem(item);
            }
        }

    }

    sources[0] = legendSrc;
    legend.setSources(sources);

}